Curated OER
Garden Variety Geometry
Students prepare to take the GED by reviewing basic math concepts. In this geometry instructional activity, students review vocabularies such as formula, perimeter, circumference and other important geometric terms. They convert between...
Curated OER
Differentials
Students investigate Differential equations using derivatives. In this calculus lesson, students solve problems of differential equations by taking the derivative and explaining the changes that occurred in the equation and circle. They...
Curated OER
Exploring the Circumcenter of a Triangle
Students construct the circumcenter of a triangle. In this constructing the circumcenter of a triangle lesson, students construct a triangle using Cabri Jr. Students draw perpendicular bisectors of the sides of the triangle. Students...
Curated OER
Regents Exam Questions G.G.21: Centroid, Orthocenter, Incenter, and Circumcenter
In this triangles instructional activity, students solve 4 multiple choice problems. Students find the centroid, orthocenter, incenter, and circumcenter or various triangles.
CK-12 Foundation
Length of a Plane Curve
Challenge your class to use straight lines when estimating the length of a curve. An engaging interactive allows individuals to place line segments one after another along the arc. Learners determine that the more lines used, the better...
Curated OER
Worksheet 11: Derivative
For this derivative worksheet, students compute the relative maximum, relative minimum and inflection points of a function. They determine the derivative of a function and find the circumference of inscribed circles. This two-page...
Curated OER
Sample Algebra 1 Contest
In this algebra worksheet, students write algebraic equations to determine the circumference of a circle, identify integers that satisfy a given situation, find the sum of the squares of two numbers, and complete simple equations. This...
Curated OER
Properties of the Centers of a Triangle
High schoolers investigate properties of the four centers of a triangle and explore a special property of the circumcenter and orthocenter of a triangle. This lesson requires the use of Cabri, Jr.
Curated OER
Standardized Geometry Test Practice
In this angles, lines and figures review worksheet, 10th graders solve and complete 33 standardized multiple choice problems. First, they use the Segment Addition Postulate to solve for a variable given an equation for each line. Then,...
Curated OER
Creating a Basal Area Measuring Tape
Young scholars use formulas to design and create a table. In this calculations lesson students create basal measuring tapes that will be used to measure woodlot stocking levels.
Curated OER
Integers and Measurement
In this integers and measurement worksheet, learners solve 24 various types of problems as defined. They reduce all fractions to lowest terms. Then, students draw a diagram and show the measurements to the proper power and pi for the...
Curated OER
Spacing Out the Solar System
Sixth graders practice applying their problem-solving skills as they measure circular objects and make connections to planets. They identify and describe measurable attributes of objects and units of measurement and solve problems...
Curated OER
Around and Across
Tenth graders investigate the circumference and diameter of a circle. In this geometry activity, 10th graders relate circumference to diameter. They create a scatter plot to estimate the value of pi.
Curated OER
Investigation of Pot Sherds
Fourth graders review their prior knowledge on the concept of pi. Using broken pieces of pottery, they calculate the circumference from a section of the circle. In teams, they compete against one another to get the most accurate...
Curated OER
Bill's Badge
Students explore the making of circles and concepts related to them in geometry. The project is inquiry based will focus upon students making their own nametags. The construction is ideal for hands on students.
Curated OER
Investigating Pot Sherds
Sixth graders measure pot sherds and use their knowledge of Pi to infer possible uses of pottery. They also infer possible functions of ancient ceramics. After tracing rounded pottery pieces onto paper, 6th graders use compasses to...
Curated OER
The Derivation of (Pi)
Seventh graders groups measure the diameter and circumference of each of the circular objects in the room. They record their results on their student worksheets and access a computer spreadsheet program to compile their results.
Curated OER
Math Who Am I?
In this math terms puzzle activity, students read the description for each math term. Students try to guess what each term is. Students circle the third letter in the box to check their answers.
Curated OER
Geometry: Area
Students visit various websites to calculate the area of circles, triangles, rectangles, trapezoids, and parallelograms. They explore math problems and play interactive games dealing with geometry.
Curated OER
Nanofibers: Measuring the Visible to Understand the Invisible
Students compare the size and shape of tubes that can be measured, to the size and shape of "nanowhiskers" that are too small to see. They practice measuring, calculating and graphing the ratio of circumference to diameter of a circle,...
Curated OER
Volume, Surface Area for Cylinders
Seventh graders explore the concept of volume and surface area of cylinders. In this volume and surface area of cylinders lesson, 7th graders break cylinders into their base shapes of a circle and a rectangle. Students discover that...
Curated OER
Math 155 Review Worksheet 5
In this college level Calculus worksheet, students find the derivative of the given function and find the rate of change of the area of a circle with respect to its circumference. The two page worksheet contains seven problems. Answers...
Curated OER
The Irrational Numbers
In this algebra activity, students solve rational numbers using addition, subtraction and multiplication. They identify the rules of solving rational and irrational numbers. There are 50 questions on 6 pages.
Alabama Learning Exchange
How Big Can a Bee Be?
Mathematicians analyze the relationships between surface area and volume. They conduct Internet research, conduct various experiments, record the data in a spreadsheet, and graph the results and compare the rate of increase of surface...